RROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2

RROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2

  1. Cause a process

ps -A | grep -i mysql

kill list to the process (close sql process all closed)

 Then start

service mysql start

The perfect solution!

2. cause two

The reason is that the service does not start mysql

service mysql start